Spectification: 

Bluetooth Version: Bluetooth V4.0 

Talk Time: about 3 hours 

Charging Time: about 1 hour 

Music Play Time: about 6 hours 

Standby Time: about 160 hours 

Ambient Noise: 75dB 

Transmitting Range: 10m 

Range of Frequency: 2.4GHz spectrum 

Language Support: English, Chinese 

Bluetooth Protocol: A2DP + HFP 1.5 + HS P 1.2 

Power Supply: Built-in 230mAh rechargeable battery 

Features: 

1.48" Capacitive Touch Screen TFT LCD 

Material: Steel + Silicon 

Stopwatch function 

Support hands-free calls 

Time / Date / Week / Battery state display 

Answer or Dial calls from your wrist 

Ringing reminder when you receive a call 

Display the number or name of incoming calls 

Play the music in your phone (after Bluetooth paring) 

Ringing reminder once your mobile phone disconnected 

Sync phone book/SMS/call history(only for android phone) 

Android System can support all function in the description; 

BUT ISO only support: Passometer, Calendar, Call Sync,Calculator,Clock,Stopwatch. 

Altitude Meter,Passometer,,Photograph,Barometer,Vibration 

Remote taking photo function:You can control your cellphone to take photo from your wrist. 

Ring reminder when your Android 2.3 or above smart phone receive a message(includingWechat,Facebook,Twitter,WhatsApp,Skype,and so on) 

Anti-lost alarm function: When cellphone left watch alarm automatically, after a certain distance to avoid lose the phones